Mouth guard



FIG. 1 is a bottom perspective view illustrating a preferred embodiment of the mouth guard of my invention;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

In the drawings, the broken lines depict portions of the design that form no part of the claim. 

The ornamental design for a mouth guard, as shown and described. 